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Slurm environmental variables

Slurm environmental variables


Slurm Variable Name
Example Value
LSF equivalent
$SLURM_ARRAY_JOB_IDJob ID if part of Array job123456 


Job Index within Array job1$LSB_JOBINDEX
$SLURM_SUBMIT_DIRSubmit Directory/home/ab123456 
$SLURM_JOB_NODELISTNodes assigned to jobncm[0001,0004,0074-0080]$LSB_HOSTS



Number of nodes used by job4$LSB_HOSTS
$SLURM_JOB_CPUS_PER_NODENumber of cores per node8,8,8,6$LSB_MCPU_HOSTS
$SLURM_TASKS_PER_NODENumber of tasks per node1,1,1,1 
$SLURM_MEM_PER_CPUMemory per CPU in MB3000 
$SLURM_NTASKSTotal number of tasks for job48$LSB_DJOB_NUMPROC
$SLURM_NPROCSTotal number of processes for job48 

Please make sure you specify    #SBATCH --ntasks=<#>     in your batch script, otherwise  $SLURM_NTASKS   will not be set and be unavailable during execution!

last changed on 11/28/2022

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